
chemistry
find the volume of 0.1 M hydrochloric acid required to react with 22.0ml of 0.07 M barium hydroxide
asked by Allison on March 10, 2015 
Calc2
Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. y = x2, y = 1; about y = 6
asked by Cait on March 2, 2012 
Science
Find linear momentum when a stone of mass 50kg is thrown from a height 10m
asked by Shambhavi on August 28, 2016 
physics
A bus is moving at a speed of 20m/s beyond to slow at a constant rate of 3m/s each second find how far it goes before stopping
asked by charan on August 28, 2016 
gov and pol
i cannot for the life of me find the number of employees in the dept of labor and education in 1960 online!!! please help!
asked by Amy on April 3, 2009 
precalculus
use a sum or difference formula to find the exact of the trigonometric function cos(13pi/12)
asked by lina on April 3, 2012 
Algbra
Find rhe effective rate of interest on a 12,000, 120day, 12% discounted.
asked by Anonymous on August 28, 2017 
calculus
Find the volume of the solid obtained by rotating the region bounded by the curves y=x^6, y=1 about the line y=4
asked by Anonymous on December 14, 2010 
math
the length of a rectangular mirror is 12 cm longer than its width. find its dimensional if its perimeter is 60cm.
asked by Jessica on January 13, 2015 
Chemistry
Find pressure exerted by 2.0g of helium enclosed in a 100.0 ml container at 25 degrees Celsius
asked by Allison on March 10, 2015 
math30
Find the amplitude, period, phase shift, and vertical displacement for: y=7sin5(x85degrees)1.2
asked by alejandro on November 20, 2012 
Calculus
Use the limit proces to find the are aof the region between the graph of the function f(x)=(x^2)+4 and the x axis over the interval [0,2].
asked by Yulka on February 26, 2011 
pre calculus
Given that sinx= 3/5 and that x terminates in Quadrant 2 , determine the values for cosx and tanx Find Cos x/2
asked by Anonymous on May 11, 2015 
Chemistry
Find temperature of 20.0g of nitrogen that occupies volume of 500.0ml at pressure 0.45 bar.
asked by Allison on March 10, 2015 
math(Please help!!!)
In acute triangle ABC, segment AD is an altitude, the measure of angle ADB=2x^2+40, BD=9x3, and DC=6x+15. Find BC.
asked by Abbey on November 4, 2008 
math
Explain how to use end behaviour to find the equation of the horizontal asymptote of a rational function.
asked by Kaplan on December 2, 2013 
math 115
I need help please, Find an equation of the line having the given slope containing the give point m=5/6(5,8) 5/6+ 40/6 is this correct and if not can you explain to me what I am doing wrong please
asked by Sydney on September 20, 2010 
algebra 2
If y is directly proportional to x, and y = 16 when x = 12, find the constant of proportionality, k. Give the answer in the form of fraction if necessary.
asked by homie on February 20, 2011 
math
Find the critical numbers of each given function. (a) f(x)=3rt(x^(2)x (b) g(x)=2sinx+2cos^(2)x, 0
asked by Help!!!! on December 5, 2007 
math
I need help with this question... Find the area of a rectangular garden whose length is 8 feet and whose width is 72 inches.
asked by Austin on February 17, 2009 
art year8
i need to design a renaissance outfit for art. please could someone help me find some websites that show some outfits that can help me. thankyou.
asked by ellen on April 3, 2009 
Algebra
Find the number of square units in the area of the region in the first quadrant which is bounded by x = 4, the yaxis, y = 2, and y = 8.
asked by sam on February 27, 2011 
Algebra 2
Find all of the zeros of each function 1. q(x)=2x^317x^2+90x41 2.x^35x^27x+51 3.x^49x^3+24x^26x40 Please show work!!! I want to learn how to do it.
asked by Alicia on January 17, 2015 
Calculus 1
Use implicit differentiation to find an equation of the tangent line to the curve at the given point. x^2+y^2=(2x^2+4y^2−x)^2 (0, 0.25) (cardioid)
asked by TayB on March 9, 2015 
Chemistry
sodium trioxocarbonate(iv) crystals NaCO3.XH2O contains 62.94% by mass of water of crystallization.Find the value of X?
asked by Deborah on June 11, 2019 
Math
how to find the curved surface area of a cone when the height is 25mm and circumference is 132mm ?
asked by Steph on July 4, 2016 
algebra 2
I'm having troubles understanding how to find the directrix,focus and roots of the parabola y=x^25x+4. If you could explain it to me so I understand for myself I'd appreciate it.
asked by jane on May 12, 2015 
maths....(mathematics..)
by prime factorisation method find the least positive number divisible by 700 and 364
asked by .... on May 25, 2011 
Math
Find the partial fraction decomposition for the ration expression. (4x^2 + 9x  8) / x(x+2)^2 So far, I believe the format is (A/x) + [(Bx+c)/(x+2)^2] ...and I get confused after that. Help plz! Thank you!
asked by Naoko on December 29, 2008 
probability
Find the probability that an insurance company will receive more than one warranty claim per day for at least eight of the next 10 days.
asked by Edward on November 7, 2011 
calculus
Find the volume generated by revolving the region bounded by x=1, y= e^x/2, y= e^x about the xaxis? Using the washer method?
asked by Anonymous on April 9, 2019 
pre calc
find exact solution algebraically and check it by substituting into the original equation. 2(10^x/3)=20 logtiny4(x5)=1
asked by celeste on June 12, 2011 
Geometry
the sides of triangle abc are ab=5, bc=12 and ac=10. find the length of the line segment drawn from vertex a and bc.
asked by Marky on May 12, 2017 
algebra
Find the number of square units in the area of the region in the first quadrant which is bounded by x = 4, the yaxis, y = 2, and y = 8.
asked by Tom on February 27, 2011 
geometry
The sies of a triangle are 9cm, 12 cm and 15cm. Find the lenght of the perpendicular drawn to the side which is 15 cm.
asked by rishabh on September 4, 2010 
math
an = 3 a_{n1}  5 a_{n2}  4 a_{n3} and a_4 = 42, a_5 = 147, and a_6 = 219. Find a_1, a_2, and a_3.
asked by Denzel on November 29, 2013 
MATH
The length of a rectangle is 13 inches greater than its width,its perimeter is 8 feet.Find its dimension
asked by RUSTOM on January 16, 2015 
math
Explain how to find the equation of the vertical asymptotes of a reciprocal function in full details.
asked by Thaya on November 29, 2013 
math
If x^2x1 divides ax^6+bx^5+1 evenly, find the sum of a and b. Show all steps and exlain your answer. Thanks alot! =)
asked by not math right now on April 2, 2009 
algebra
I need help with this question... Find the area of a rectangular garden whose length is 8 feet and whose width is is 72 inches.
asked by Austin on February 17, 2009 
Pharmacy Technician
What online resource would you use to search for a medical abbreviation or acronym as well as find a particular drug manufacturer?
asked by Rosemary on November 28, 2013 
English
In the book "The Lord of the Flies", how does Jack account for the death of Simon? I haven't been able to find this anywhere. Thanks.
asked by Annemarie on February 17, 2009 
Math
find the vertices, foci, equations of the asymptotes, length of LR, and the graph of the hyperbola x^24y^2+4x+24y=28
asked by rebs on March 19, 2017 
chemistry
A sample of a compound is found to contain 21.84kg of phosphorous &28.16g of O2.find its emphirical formula
asked by Luc on November 7, 2011 
Calculus: implicit differentiation
Find dy/dx by implicit differentiation 1. x^3 xy+ y^2= 7 The given answer is (y3x^2)/ (2yx), but I'm not getting it. 2. How would I do this one? If I couldn't do the above one, which looks a heck of a lot simpler, I doubt I'll get through this one. x^
asked by Anonymous on October 3, 2013 
calculus
If x = 18cos^3θ and y = 18sin^3θ, ﬁnd the total length of the curve swept out by the point (x,y) as θ ranges from 0 to 2π.
asked by Sam on May 7, 2017 
Calc
how do you find which points a tangent line is horizontal/vertical for decartes folium x^3+y^3=3xy?
asked by Anonymous on December 8, 2011 
Calculus
How would I find the instantaneous rate of change using this formula y=3.9657(0.9982^x) and given a table of values?
asked by Sara on March 13, 2015 
calc
Let f(x)=x^33x^2 find the absolute maximum value of f(x) on the interval [1,4]? 22 hours ago  3 days left to answer
asked by angel on April 5, 2012 
Science
Can you give me a link to where I can find a paragraph of about 30 words on soil and it's properties?!?!?! Please help! i've been doing this for 5 hours and I need to go to sleep.
asked by Chin Lo on November 8, 2011 
trigonometry
Angles of the triangle: ∠A=30° ∠B=60° ∠C=90° Hypotenuse: 1 mulliken (10 inches) How can I find the sin A, cos A, and tan A?
asked by a on September 10, 2015 
Math Trig
In an oblique triangle ABC, A=30 degree, and the perpendicular from C to AB is 12 inches long. Find the length of AB.
asked by Alisha on December 8, 2011 
math ergent help someone please
Explain how to use end behaviour to find the equation of the horizontal asymptote of a rational function.
asked by Kaplan on December 4, 2013 
PreCalc
Find the point (x, y) on the unit circle that corresponds to the real number n. n = 5pi/3 (x, y) = ? Is it (1/2, sqrt3/2)?
asked by Anonymous on September 9, 2015 
calculus
Find all relative extrema of the function. (Enter NONE in any unused answer blanks.) f(x) = x4 – 8x3
asked by Anonymous on October 8, 2012 
science
Ki reacts with kio3 to give i2 then find mass ofkio3required to completely react with 83gram of ki???
asked by mayur on May 11, 2016 
electromagnetism
Two identical charges, each 8.00x105 C,are separeted by a distance of 25.0cm. Find the electric force between them?
asked by anthony acty on May 7, 2015 
maths
if 2cm represent 3/4 km find the length on a scale of the following measurements 30km,75km,84km
asked by sochima on June 17, 2019 
math
A laptop that originally cost $1,200 is on sale for $950. Find the discount rate.
asked by Katie on December 5, 2013 
Algebra 1 math.
I don't understand inverse proportion too well.Can anyone help me with this problem? Suppose x and y are inversely proportional. If x=28 when y=7, find the value of x when y=49
asked by Brady on September 10, 2017 
Conners
write an expression that tells how to find the perimeter of a triangle with each side 2 inches long
asked by Destiny on May 23, 2011 
math
find least common multiple of 6, 7, 8 prime factorization: (2^(3))(3)(7) = 168 I don't quite get how 3 was picked from 6. I think 2^3 is from 8 and 7 is from 7 but 6 is 3 x 2 = 6 But why not choose 2 instead of 3?
asked by Amy on October 21, 2011 
Trig.
Find to the nearest degree, all values of ө less than 360˚ that satisfy the equation 2tan^2θ2tanθ=3
asked by Rach on April 5, 2012 
Calculus
Find the area of the largest rectangle cut from the first quadrant by a line tangent to the curve y=e^(x^2)
asked by Sandra on May 11, 2016 
Physics
A yoyo has a string length of 0.200 m What is the slowest speed at which you can spin it to keep it in a fixed path? What is this, and how do you find it? Thanks
asked by Megan on January 4, 2009 
Math

Calc/Precalc
Find the derivatives of 1. ln[(2x^3⋅2e^x)] 2. xy = cot(xy) 3. y = cos(x^3 + 27) I don't really know where to start with these. The answer is (3+x)/(x) for the first, y/x for the second, and 35. 3x^2 sin(x^3 + 27) but I have no idea how they got there.
asked by Heather on May 7, 2015 
physics
A ball is thrown from a height h and another from 2h.find the ratio of time taken by the two balls to reach the ground.
asked by sofia on May 11, 2016 
angular velocity/ physics
how to find time period in angular velocity if body is equal to twice of the radius of the gravity
asked by muskan on March 21, 2017 
donwoody
A football field forms a rectangle. 120yd long 53yd find the perimeter
asked by maria on March 15, 2012 
Math
Find the area under the standard normal curve: I. to the right of z = 2.32 II. to the left of z = 2.32 Can someone please help me with this one question? Thanl you in advance.
asked by Jessup on October 25, 2012 
Sociology
How would you describe current British culture? Not stereotypes like drinking tea, going to pubs, etc. I can't find it anywhere.
asked by Avalon on October 3, 2010 
Algebra
find the vertex, line of symmetry, and minimum or maxium values of the quadratic equation f(x)=9x^2
asked by Jess on June 15, 2011 
Geometry
Find the area of the trapezoid. L1 = 23ft, L2 = 15ft, H = 12ft Is 228 ft the correct answer?
asked by Mindy on November 8, 2011 
AP human Geography
Hey, I have been searching to find what stage France is in referring to the demographic transition. could you Please help me. I would greatly appreciate it. Thanks so much.
asked by Tori on January 2, 2009 
Trig
Can somebody please help me find the domain of: 1 / cos4x If there are any working out, could you be kind enough to show your steps? Thankyou. All help is of course, appreciated.
asked by sqleung on March 1, 2008 
Math
it would be a very big blessing 4. Find the experimental probability selecting a marble that is either green or purple. 1/10 1/5 1/3 2/15*****
asked by Royalty, Cj, leon, j'alliya, and nation on May 9, 2017 
Geometry
Find the missing side. Approximate the answer to three decimal places when appropriate. A = 15 yd C = 25 yd I have no clue on how to do this one. Please any help would be appreciated.
asked by Mindy on November 8, 2011 
Geometry
Find the area of the trapezoid. L1 = 23ft, L2 = 15ft, H = 12ft Is 456ft the correct answer?
asked by Mindy on November 8, 2011 
Math
(0,0) (20,7.2) (40,12.8) (60,16.8) (80,19.2) (100,20.0) (120,19.2) (140,16.8) (160,12.8) how do you find the equation curve of best fit with these numbers
asked by G on November 19, 2012 
statistics math
MEAN ƒÊ=10 & STANDARD DEVIATION ƒÐ=2. FIND THE PROBABILITIES: 9.4 Ú X Ú 10.6 i have 2 different answers but am checking the answer. thank you one is 0.6179 the other is 0.2358
asked by Jeannie on March 8, 2011 
college algebra
Write the equation of the circle in standard form. Find the center, radius and intercepts. x^2 + y^2 + 4x + 2y  20 = 0
asked by ladybug on October 25, 2012 
maths
find the smallest prime which doesnt devide any 5 digit number in successive order
asked by pulkit on January 10, 2015 
PreCal
Find the median on the data: [42,51,53,53,59,61,75,100] My work: 53+59/2=82.5 According to the teacher that is not correct but that is the way the book showed how to do it when you had an even #. Thanks for the help.
asked by Lucy on January 3, 2009 
Calculus
Find the points on the graph of f where the tangent line is horizontal. f(x) = x3  15x2 (x, y) = ( , ) (smaller xvalue) (x, y) = ( , ) (larger xvalue)
asked by Mike on June 13, 2013 
Math
1. Find the inverse of the logarithmic function f defined by f(y) = 2 log5 (2y8) + 3. 2. If x > y > 1, what is the largest possible value of logx (x/y) + logy (y/x)?
asked by Lily on March 13, 2015 
Math
Find the equation of the parabola, in standard form, whose Vertex (2, 1), ends of the latus rectum (1, 5) and (1, 7).
asked by amikhailov on July 7, 2016 
Economics
Explain the role of human capital in the ability of an individual to find and keep a job. Thanks! take a shot first.
asked by Megan on July 2, 2006 
statistics
According to Chebyshev’s theorem, what proportion of a distribution will be with k=4 standard deviations of the mean? Show all work as to how to find this
asked by sharon on September 4, 2017 
physics
Find the voltage increase when 12 J of work is done to push a 0.0013 C charge into an electric field.
asked by sean on March 24, 2010 
physics
A ball is thrown from a height h and another from 2h.find the ratio of time taken by the two balls to reach the ground.
asked by sofia on May 12, 2016 
Geometry
Find the area of the parallelogram. L1= 19m, L2 = 25m Can you explains this? Do I multiply? Is the answer 475m?
asked by Mindy on November 8, 2011 
ALGEBRA 1
Determine the equation of combined, then solve for the missing value. Variation x varies directly with y and z. x=5 when y=10 and z=5. find x when y=20 and z=10
asked by Bobby Jones on September 30, 2012 
Math
Find the are of a triangle with 7 ft height and 22 ft length. A. 154ft^2 B. 58ft^2 C. 77ft^2 D. 38.5ft^2 Is the answer A?
asked by Callie on January 22, 2015 
Math
find the angle θ in the right triangle in the following problem. Round to the nearest degree, if necessary. cos θ = 0.8192 A = 45 H = ?
asked by Barbara on May 23, 2015 
Algebra
I don't understand this problem at all. Use the formula d=rt. Find t for r=46.6m/h and d=456.68m. Show your work.
asked by Peach on May 23, 2015 
Geometry ques
Find the area of the region bounded by C: y = tanx , tangent drawn at C at x = pie/4 and the x axis.
asked by Shanu on January 24, 2015 
maths
given equation of an ellipse as5x^2+3y^215=0.find center,foci,vertices andeccentricity andgraph
asked by nachula on October 13, 2013 
math
Find the greatest possible length of a rope which can be used to measure exactly the lengths 7m, 3m 85cm and 12m 95cm.
asked by Ashley on October 25, 2011 
Math
Find the savings plan balance after 33 years with an APR of 9% and monthly payments of $200
asked by chris on August 8, 2017
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